Brother International HL-3400CN Service Manual - Page 121
Brother International HL-3400CN - Color Laser Printer Manual
UPC - 012502526223
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CHAPTER 4 STRUCTURE OF SYSTEM COMPONENTS 14) ECN1: MCTL PWB - 1O01 (22 pins) Pin No. Signal 1 DCL(C)ON-P 2 DCL(M)ON-P 3 DCL(Y)ON-P 4 DCL(K)ON-P 5 PSL(KY)ON-P 6 PSL(MC)ON-P 7 MMCLK 8 M MON-N 9 MMREV-N 10 MMENC 11 RECLON-P 12 AHUMB 13 ISCK 14 IDATA 15 ILOAD 16 FBCLON-P 17 FBSLON-P 18 TRSLON-P 19 OZFANON-P 20 FUCLON-P 21 PKCLU1ON-P 22 PKCLU2ON-P 15) ECN16: 1O02 - Developer Clutch (C) Pin No. Signal 1 +24v-1 2 NC 3 DCL(C)ON-N 16) ECN15: 1O02 - Developer Clutch (M) Pin No. Signal 1 +24v-1 2 NC 3 DCL(M)ON-N (17) ECN14: 1O02 - Developer Clutch (Y) Pin No. Signal 1 +24v-1 2 NC 3 DCL(Y)ON-N 18) ECN13: 1O02 - Developer Clutch (K) Pin No. Signal 1 +24v-1 2 NC 3 DCL(K)ON-N 19) ECN3: 1OD2 - Home Position Sensor1 - Home Position Sensor2 - Developer Cam Clutch (YM) (CK) - Developer Cam Clutch Pin No. Signal 1 +5v-D 2 GHPSEN1-N(MC) 3 SGND 4 +5v-D 5 GHPSEN2-N(KY) 6 SGND 7 PSL(MC)ON-N 8 +24v-1 9 +24v-1 10 PSL(KY)ON-N 11 NC 20) ECN9: 1O02 - Fuser Clutch Pin No. Signal 1 +24v-1 2 NC 3 FUCLON-N 21) ECN11: 1O02 - Cleaner Clutch Pin No. Signal 1 +24v-1 1 NC 2 FBCLON-N 22) ECN5: 1O02 - Ozone Fan Pin No. Signal 1 OZFANON-P 2 PGND 3 OZFANERR 23) ECN6. 1O02 - Registration Clutch Pin No. Signal 1 +24v-1 2 NC 3 RECLON-N 4-70